//
// Created by lenovo on 25-5-8.
//
#include "iostream"
using namespace std;
class Base
{
public:
    int m_A;
protected:
    int m_B;
private:
    int m_C;
};
class Son : public Base
{
public:
    int m_D;
};
class mySon
{

};
void Test01()
{
    Son son;
    Base base;
    mySon mySon;
    cout<<"sizeof："<< sizeof(mySon)<<endl;
}
int main()
{
    Test01();
    return 0;
}